library;
import self as self;
import "dart:core" as core;

class G<T extends core::Object> extends core::Object {
  synthetic constructor •() → void
    ;
}
class A extends core::Object {
  synthetic constructor •() → void
    ;
}
class B extends self::A {
  synthetic constructor •() → void
    ;
}
class C extends self::B {
  synthetic constructor •() → void
    ;
}
static method main() → dynamic
  ;